could headline
Verbo regular: headline - headlined- headlined

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could headline
you could headline
he could headline
we could headline
you could headline
they could headline 	I could be headlining
you could be headlining
he could be headlining
we could be headlining
you could be headlining
they could be headlining	I could have headlined
you could have headlined
he could have headlined
we could have headlined
you could have headlined
they could have headlined	I could have been headlining
you could have been headlining
he could have been headlining
we could have been headlining
you could have been headlining
they could have been headlining	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't headline
you couldn't headline
he couldn't headline
we couldn't headline
you couldn't headline
they couldn't headline 	I couldn't be headlining
you couldn't be headlining
he couldn't be headlining
we couldn't be headlining
you couldn't be headlining
they couldn't be headlining	I couldn't have headlined
you couldn't have headlined
he couldn't have headlined
we couldn't have headlined
you couldn't have headlined
they couldn't have headlined	I couldn't have been headlining
you couldn't have been headlining
he couldn't have been headlining
we couldn't have been headlining
you couldn't have been headlining
they couldn't have been headlining	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I headline?
could you headline?
could he headline?
could we headline?
could you headline?
could they headline? 	could I be headlining?
could you be headlining?
could he be headlining?
could we be headlining?
could you be headlining?
could they be headlining? 	could I have headlined?
could you have headlined?
could he have headlined?
could we have headlined?
could you have headlined?
could they have headlined? 	could I have been headlining?
could you have been headlining?
could he have been headlining?
could we have been headlining?
could you have been headlining?
could they have been headlining? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I headline?
couldn't you headline?
couldn't he headline?
couldn't we headline?
couldn't you headline?
couldn't they headline? 	couldn't I be headlining?
couldn't you be headlining?
couldn't he be headlining?
couldn't we be headlining?
couldn't you be headlining?
couldn't they be headlining? 	couldn't I have headlined?
couldn't you have headlined?
couldn't he have headlined?
couldn't we have headlined?
couldn't you have headlined?
couldn't they have headlined? 	couldn't I have been headlining?
couldn't you have been headlining?
couldn't he have been headlining?
couldn't we have been headlining?
couldn't you have been headlining?
couldn't they have been headlining?